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Add wireless reprobe service for post-mount firmware loading

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This commit is contained in:
Brendan Szymanski 2026-07-13 04:16:02 -04:00
parent 6645a6d36a
commit b691318ecf
6 changed files with 79 additions and 2 deletions
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4
sepolicy/file_contexts
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@ -49,4 +49,6 @@
/dev/block/by-name/boot u:object_r:boot_block_device:s0
#V4L2
/vendor/bin/hw/android\.hardware\.media\.c2@1\.2-service-v4l2(.*)? u:object_r:mediacodec_exec:s0
/vendor/bin/hw/android\.hardware\.media\.c2@1\.2-service-v4l2(.*)? u:object_r:mediacodec_exec:s0
# WiFi
/vendor/bin/wireless_reprobe\.sh u:object_r:wireless_reprobe_exec:s0

16
sepolicy/wireless_reprobe.te Normal file
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@ -0,0 +1,16 @@
# Domain for wireless_reprobe.sh: re-probes wireless drivers via sysfs after
# /vendor is mounted (see wifi/wireless_reprobe.sh). Runs once from init at
# post-fs as a oneshot service.
type wireless_reprobe, domain;
type wireless_reprobe_exec, exec_type, vendor_file_type, file_type;
init_daemon_domain(wireless_reprobe)
# Execute the vendor shell and toybox for the script interpreter
allow wireless_reprobe vendor_shell_exec:file rx_file_perms;
allow wireless_reprobe vendor_toolbox_exec:file rx_file_perms;
# Walk /sys/bus/{usb,serial}/devices and write to drivers_probe/unbind
allow wireless_reprobe sysfs:dir r_dir_perms;
allow wireless_reprobe sysfs:file rw_file_perms;
allow wireless_reprobe sysfs:lnk_file read;